Finding the Third Proportional to 779,870 and 1,043,134

Step by Step Solution

1. Step 1: Write the proportion equation
   779,870 : 1,043,134 = 1,043,134 : x
2. Step 2: Convert to fraction form
   779,870/1,043,134 = 1,043,134/x
3. Step 3: Cross multiply
   779,870x = 1,043,134 × 1,043,134
4. Step 4: Simplify right side
   779,870x = 1,088,128,541,956
5. Step 5: Solve for x
   x = 1,088,128,541,956/779,870
6. Step 6: Final answer
   x = 1,395,269.14